000 00563nam a2200205Ia 4500
003 IN-BaIIA
008 211028s9999 xx 000 0 eng d
020 _a471-81300-1
040 _cIIA Library
080 _a621.383
_bSOM
100 _aSommer, A. H
_93208
245 0 _aPhotoemissive materials
_bpreparation, properties and uses
_cA. H. Sommer
260 _aNew York
_bWiley
_c1968
300 _aix, 256p.
650 _aNASA thesaurus
650 _aPhotoelectric emission
_92888
650 _aPhotographic processing
650 _aPhotography
942 _cBK
999 _c3353
_d3353